Buffer overflow in Totolink A7000r
CVE-2024-7213
A vulnerability, which was classified as critical, was found in TOTOLINK A7000R 9.1.0u.6268_B20220504. Affected is the function setWizardCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid leads to buffer overflow…
Vulnerability class: Buffer Overflow
EPSS: 0.007 (72.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Totolink A7000r — versions 9.1.0u.6268_B20220504
Weakness classification (CWE)
Public proof-of-concept exploits
References
- VDB-272784 | TOTOLINK A7000R cstecgi.cgi setWizardCfg buffer overflow (vdb-entry, technical-description)
- VDB-272784 | CTI Indicators (IOB, IOC, IOA) (signature, permissions-required)
- Submit #378313 | TOTOLINK A7000R V9.1.0u.6268_B20220504 Buffer Overflow (third-party-advisory)
- github.com/abcdefg-png/IoT-vulnerable/blob/main/TOTOLINK/A7000R/setWizardCfg.md (exploit)
Frequently asked questions
- What is CVE-2024-7213?
- CVE-2024-7213 is a high-severity vulnerability in Totolink A7000r, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 8.8/10. Published 2024-07-30.
- How severe is CVE-2024-7213?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2024-7213 known to be exploited?
- 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.